Porth Ceriad Surf Break

Lat Long: 52.79° N 4.51° W

Porth Ceriad 48 hour detailed Surf Forecast

Issued: 12 pm 20 Aug 2026 (local time)

Forecast update in  hr  min

Today's Porth Ceriad sea temperature is
19.3° C
3.4° 

Porth Ceriad surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


How big are the waves at Porth Ceriad today (20 Aug):

  • Morning surf: Morning surf (20 Aug, local time) - 2.5ft (0.7m), 6s period with SW swell.
  • Afternoon surf: Afternoon surf (20 Aug, local time) - 1.5ft (0.5m), 6s period with SW swell.
  • Evening surf: Evening surf (20 Aug, local time) - 1.5ft (0.4m), 6s period with SW swell.

The current surf forecast for Porth Ceriad at 5PM is: 0.5m 6s primary swell from a Southwest direction and 0.1m 14s secondary swell from a Southwest direction (forecast issued at 12:00pm August 20). An open ocean swell of 1.2m 5s is not directed at the surf break. The wind direction is predicted to be offshore.

Time (BST) & DateWave HeightWave Period
Morning (20 Aug)2.5ft (0.7m)6s
Afternoon (20 Aug)1.5ft (0.5m)6s
Evening (20 Aug)1.5ft (0.4m)6s

Table - waves today at Porth Ceriad. (Swell directed towards the surf break)


Short Range Forecast

Light rain (total 8mm), mostly falling on Thu morning. Very mild (max 16°C on Thu morning, min 13°C on Thu night). Winds decreasing (fresh winds from the N on Thu afternoon, light winds from the NE by Fri morning).

Thu
20
Friday
21
Saturday
22
10 AM
1 PM
4 PM
7 PM
10 PM
1 AM
4 AM
7 AM
10 AM
1 PM
4 PM
7 PM
10 PM
1 AM
4 AM
7 AM
10 AM
1 PM
4 PM
7 PM
10 PM
Rating
(10 max)
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.7
SW
6
0.6
WSW
6
0.5
SW
6
0.4
SW
6
0.4
SW
6
0.4
SW
6
0.1
SW
14
0.1
SW
14
0.1
W
14
0.6
NW
5
0.1
W
16
0.1
W
16
0.1
W
16
0.1
W
16
0.1
W
16
0.1
SW
16
0.1
SW
15
0.1
SW
15
0.1
SW
15
0.1
SW
15
0.1
SW
15
Wave Graph
Metric surfscale
Energy kJ
43
27
19
10
10
10
8
7
7
17
7
7
7
7
7
10
9
8
9
8
8
Wind (km/h)
25
NNW
35
NNW
35
N
35
N
25
N
25
N
25
NNW
25
NNW
20
NNW
5
NE
10
N
25
N
20
N
20
N
15
N
20
N
15
N
20
NNW
20
NNW
20
NNW
20
N
Wind State
cross-off
off
off
off
off
off
off
off
off
cross-off
off
off
off
off
off
off
off
cross-off
cross-off
off
off
High Tide
2:05PM3.11m
2:38AM2.96m
3:15PM2.85m
4:06AM2.73m
4:55PM2.79m
Low Tide
8:25AM1.34m
8:46PM1.43m
9:17AM1.59m
10:04PM1.63m
10:53AM1.71m
rain showers
rain showers
clear
clear
cloud
cloud
part cloud
rain showers
rain showers
rain showers
clear
clear
clear
clear
clear
clear
part cloud
part cloud
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:07
6:07
6:09
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
8:34
8:31
8:30
 mm
2
2
1
2
1
Temp °C
15
16
15
15
15
14
13
13
14
15
16
16
15
13
13
13
14
14
14
15
15
Feels °C
10
10
9
8
10
9
8
8
11
14
13
10
11
9
10
10
11
10
10
11
11
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
Map placeholder
How to use the Wavefinder 

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